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J109D27Z Datasheet, PDF (2/7 Pages) Fairchild Semiconductor – N-Channel Switch
Thermal Characteristics TA=25°C unless otherwise noted
Symbol
Parameter
PD
Total Device Dissipation
Derate above 25°C
RθJC
Thermal Resistance, Junction to Case
RθJA
Thermal Resistance, Junction to Ambient
* Device mounted on FR-4 PCB 1.6” × 1.6” × 0.06"
Max.
J108 - 110
*MMBFJ108
625
350
5.0
2.8
125
357
556
Units
mW
mW/°C
°C/W
°C/W
©2002 Fairchild Semiconductor Corporation
Rev. B1, November 2002